John Kube

H. T. Dumbell

H. T. Dumbell worked for the Edenfield Electric Company.

R. W. McCullough

Douglas Paul Meigs

Douglas Meigs was a civilian chemical engineer working for H. K. Ferguson, the company that built and operated the S-50 Thermal Diffusion facility at Oak Ridge.

C. E. Knox

C. E. Knox worked for the Roane-Anderson Company.